A 25-year-old man was arrested after an incident on a dance floor in Waikiki. The complainant's wife accidentally bumped the suspect on the dance floor, the suspect allegedly pushed her, and she fell. The incident happened on Sunday around 12:50 a.m. When the complainant, a 22-year-old man, confronted the suspect, the suspect struck him with a glass cup. HPD officers arrested the suspect on suspicion of assault.